<template>
  <el-card
    shadow="never"
    class="border-0"
  >
    <!-- 新增|刷新 -->
    <ListHeader
      @create="handleCreate"
      @refresh="getData"
    ></ListHeader>

    <el-table
      :data="tableData"
      stripe
      style="width: 100%"
      v-loading="loading"
    >
      <el-table-column
        prop="name"
        label="角色名称"
      />
      <el-table-column
        prop="desc"
        label="角色描述"
        width="380"
      />

      <el-table-column
        label="状态"
        width="120"
      >
        <template #default="{ row }">
          <el-switch
            :modelValue="row.status"
            :active-value="1"
            :inactive-value="0"
            :loading="row.statusLoading"
            @change="handleStatusChange($event, row)"
            :disabled="row.super == 1"
          >
          </el-switch>
        </template>
      </el-table-column>

      <el-table-column
        label="操作"
        width="250"
        align="center"
      >
        <template #default="scope">
          <el-button
            type="primary"
            size="small"
            text
            @click="openSetRule(scope.row)"
          >
            配置权限
          </el-button>

          <el-button
            type="primary"
            size="small"
            text
            @click="handleEdit(scope.row)"
          >
            修改
          </el-button>

          <el-popconfirm
            title="是否要删除该公告?"
            confirm-button-text="确认"
            cancel-button-text="取消"
            @confirm="handleDelete(scope.row.id)"
          >
            <template #reference>
              <el-button
                text
                type="primary"
                size="small"
              >
                删除
              </el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <div class="flex items-center justify-center mt-5">
      <el-pagination
        background
        layout="prev,pager,next"
        :total="total"
        :current-page="currentPage"
        :page-size="limit"
        @current-change="getData"
      />
    </div>

    <!-- 新增/修改权限 -->
    <FormDrawer
      ref="formDrawerRef"
      :title="drawerTitle"
      @submit="handleSubmit"
    >
      <el-form
        :model="form"
        ref="formRef"
        :rules="rules"
        label-width="80px"
        :inline="false"
      >
        <el-form-item
          label="角色名称"
          prop="name"
        >
          <el-input
            v-model="form.name"
            placeholder="角色名称"
          >
          </el-input>
        </el-form-item>

        <el-form-item
          label="角色描述"
          prop="desc"
        >
          <el-input
            v-model="form.desc"
            placeholder="角色描述"
            type="textarea"
            :rows="5"
          >
          </el-input>
        </el-form-item>

        <el-form-item
          label="状态"
          prop="status"
        >
          <el-switch
            v-model="form.status"
            :active-value="1"
            :inactive-value="0"
          >
          </el-switch>
        </el-form-item>
      </el-form>
    </FormDrawer>

    <!-- 权限配置 -->
    <FormDrawer
      ref="setRuleFormDrawerRef"
      title="权限配置"
      @submit="handleSetRuleSubmit"
    >
      <el-tree-v2
        ref="elTreeRef"
        node-key="id"
        :default-expanded-keys="defaultExpandedKeys"
        style="max-width: 600px"
        :data="ruleList"
        :props="{ label: 'name', children: 'child' }"
        show-checkbox
        :height="treeHeight"
        @check="handleTreeCheck"
        :check-strictly="checkStrictly"
      >
        <template #default="{ node, data }">
          <div class="flex items-center">
            <el-tag
              :type="data.menu ? 'primary' : 'info'"
              size="small"
            >
              {{ data.menu ? "菜单" : "权限" }}
            </el-tag>
            <span class="ml-2 text-sm">
              {{ data.name }}
            </span>
          </div>
        </template>
      </el-tree-v2>
    </FormDrawer>
  </el-card>
</template>

<script setup>
import { ref, nextTick } from "vue";

import {
  getRoleList,
  createRole,
  updateRole,
  deleteRole,
  updateRoleStatus,
  setRoleRules,
} from "~/api/role.js";

import { toast } from "~/composables/util";

import { getRuleList } from "~/api/rule.js";

import { useInitTable, useInitForm } from "~/composables/useCommon.js";

import FormDrawer from "~/components/FormDrawer.vue";
import ListHeader from "~/components/ListHeader.vue";

const {
  tableData,
  loading,
  currentPage,
  total,
  limit,
  getData,
  handleDelete,
  handleStatusChange,
} = useInitTable({
  getList: getRoleList,
  delete: deleteRole,
  updateStatus: updateRoleStatus,
});

const {
  formDrawerRef,
  formRef,
  form,
  rules,
  drawerTitle,
  handleSubmit,
  handleCreate,
  handleEdit,
} = useInitForm({
  form: {
    name: "",
    desc: "",
    status: 1,
  },
  rules: {
    name: [
      {
        required: true,
        message: "角色名称不能为空",
        trigger: "blur",
      },
    ],
  },
  getData,
  update: updateRole,
  create: createRole,
});

const setRuleFormDrawerRef = ref(null);
// 树形控件的高度
const treeHeight = ref(0);
const ruleList = ref([]);
// 记录是哪个角色
const roleId = ref(0);

// 默认展开的节点的 key 的数组
const defaultExpandedKeys = ref([]);

const elTreeRef = ref(null);

// 当前角色拥有的权限id
const ruleIds = ref([]);
// check-strictly意思就是在选中父节点的时候，是否默认选中所有子节点 true 不关联
const checkStrictly = ref(false);

const openSetRule = (row) => {
  roleId.value = row.id;
  treeHeight.value = window.innerHeight - 180;
  // 打开窗口时不关联
  checkStrictly.value = true;
  getRuleList(1).then(async (res) => {
    console.log("getRuleList:", res);
    ruleList.value = res.list;
    defaultExpandedKeys.value = res.list.map((o) => o.id);
    setRuleFormDrawerRef.value.open();

    // 当前角色拥有的权限id
    console.log("当前角色拥有的权限id:", row);

    ruleIds.value = row.rules.map((o) => o.id);

    await nextTick();
    // setCheckedKeys	通过 keys 设置目前勾选的节点
    elTreeRef.value.setCheckedKeys(ruleIds.value);
    await nextTick();
    // 点击设置权限的时候再让它关联，因为我们希望点击父节点的时候，选中所有子节点。
    checkStrictly.value = false;
  });
};
const handleSetRuleSubmit = () => {
  setRuleFormDrawerRef.value.showLoading();
  setRoleRules(roleId.value, ruleIds.value)
    .then((res) => {
      toast("配置成功！");
      getData();
      setRuleFormDrawerRef.value.close();
    })
    .finally(() => {
      setRuleFormDrawerRef.value.hideLoading();
    });
};

// 获取选中节点的id 每次选中一个节点都会触发
const handleTreeCheck = (...e) => {
  console.log("获取选中节点的:", e);
  const { checkedKeys, halfCheckedKeys } = e[1];
  ruleIds.value = [...checkedKeys, ...halfCheckedKeys];
};
</script>
